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这篇文章主要介绍了c# rabbitmq 简单收发消息的示例代码,文中通过示例代码介绍的非常详细,对大家的学习或者工作具有一定的参考学习价值,需要的朋友们下面随着小编来一起学习学习吧
发布消息:(生产者)
/// <summary> /// 发送消息 /// </summary> /// <param>队列名</param> /// <param>消息内容</param> private static void PublishInfo(string queue, string message) { try { var factory = new ConnectionFactory(); factory.HostName = "localhost";//RabbitMQ服务在本地运行 factory.UserName = "guest";//用户名 factory.Password = "guest";//密码
using (var connection = factory.CreateConnection()) { using (var channel = connection.CreateModel()) { bool durable = true;//将消息标记为持久性 channel.QueueDeclare(queue, durable, false, false, null);
IBasicProperties properties = channel.CreateBasicProperties(); properties.DeliveryMode = 2;
var body = Encoding.UTF8.GetBytes(message); channel.BasicPublish("", queue, properties, body); //开始传递
} } } catch (System.Exception ex) { Console.WriteLine(ex.ToString()); } Console.ReadLine(); }
使用:
PublishInfo("test", "222222222222");
方法一:旧版可用
private static void ConsumeInfo(string queue) { try { var factory = new ConnectionFactory(); factory.HostName = "localhost";//RabbitMQ服务在本地运行 factory.UserName = "guest";//用户名 factory.Password = "guest";//密码
using (var connection = factory.CreateConnection()) { using (var channel = connection.CreateModel()) { //bool durable = true;//将消息标记为持久性 //channel.QueueDeclare("sljcgx:finish-queue", durable, false, false, null);//声明队列,队列不存在则创建该队列
//设置prefetchCount : 1来告知RabbitMQ,在未收到消费端的消息确认时,不再分发消息,也就确保了当消费端处于忙碌状态时,不再分配任务。 channel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false); var consumer = new QueueingBasicConsumer(channel); //false为手动确认,获取消息后需要添加 channel.BasicAck(ea.DeliveryTag, false)确认 //true则为自动确认,不需要这行代码 channel.BasicConsume(queue, false, consumer);
while (true) { try { var ea = (BasicDeliverEventArgs)consumer.Queue.Dequeue();//阻塞函数,获取队列中的消息 var bodyReceive = ea.Body; string message = Encoding.UTF8.GetString(bodyReceive); Console.WriteLine(message); channel.BasicAck(ea.DeliveryTag, false);// 消息确认信号,确认后该消息将从队列里移除 } catch (System.Exception ex) { Console.WriteLine(ex.Message); } } }
} } catch (System.Exception ex) { Console.WriteLine(ex.ToString()); } Console.ReadLine(); }
方法二:(通用)
private static void ConsumeInfo(string queue) { try { var factory = new ConnectionFactory(); factory.HostName = "localhost";//RabbitMQ服务在本地运行 factory.UserName = "guest";//用户名 factory.Password = "guest";//密码
using (var connection = factory.CreateConnection()) { using (var channel = connection.CreateModel()) { //bool durable = true;//将消息标记为持久性 //channel.QueueDeclare("sljcgx:finish-queue", durable, false, false, null);//声明队列,队列不存在则创建该队列
//设置prefetchCount : 1来告知RabbitMQ,在未收到消费端的消息确认时,不再分发消息,也就确保了当消费端处于忙碌状态时,不再分配任务。 channel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false); var consumer = new QueueingBasicConsumer(channel); //false为手动确认,获取消息后需要添加 channel.BasicAck(ea.DeliveryTag, false)确认 //true则为自动确认,不需要这行代码 channel.BasicConsume(queue, false, consumer);
while (true) { try { var ea = (BasicDeliverEventArgs)consumer.Queue.Dequeue();//阻塞函数,获取队列中的消息 var bodyReceive = ea.Body; string message = Encoding.UTF8.GetString(bodyReceive); Console.WriteLine(message); channel.BasicAck(ea.DeliveryTag, false);// 消息确认信号,确认后该消息将从队列里移除 } catch (System.Exception ex) { Console.WriteLine(ex.Message); } } }
} } catch (System.Exception ex) { Console.WriteLine(ex.ToString()); } Console.ReadLine(); }
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